20196720

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{28051}}^1$

素因数の和:28070

約数の個数: 60

約数和(自身を含む): 67829736

約数和(自身を除く): 47633016

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 28051, 56102, 84153, 112204, 140255, 168306, 224408, 252459, 280510, 336612, 420765, 448816, 504918, 561020, 673224, 841530, 1009836, 1122040, 1262295, 1346448, 1683060, 2019672, 2244080, 2524590, 3366120, 4039344, 5049180, 6732240, 10098360, 20196720]

約数ペア:

[(1, 20196720), (2, 10098360), (3, 6732240), (4, 5049180), (5, 4039344), (6, 3366120), (8, 2524590), (9, 2244080), (10, 2019672), (12, 1683060), (15, 1346448), (16, 1262295), (18, 1122040), (20, 1009836), (24, 841530), (30, 673224), (36, 561020), (40, 504918), (45, 448816), (48, 420765), (60, 336612), (72, 280510), (80, 252459), (90, 224408), (120, 168306), (144, 140255), (180, 112204), (240, 84153), (360, 56102), (720, 28051)]